Description

Glutamic Acid-Arginine-Alanine Polymer is a synthetic peptide polymer composed of the amino acids glutamic acid, arginine, and alanine. This engineered biopolymer is valued for its unique physicochemical properties, including controlled charge density and biocompatibility, making it a versatile platform material for advanced applications. It is primarily utilized in the pharmaceutical, biomedical research, and cosmetic industries for drug delivery, biomaterial fabrication, and as a functional ingredient.

Application

• Pharmaceutical Drug Delivery: Serves as a biodegradable carrier or excipient for controlled-release formulations and targeted therapy.
• Biomedical Research: Used as a scaffold material in tissue engineering and for studying cell-polymer interactions.
• Cosmetic Formulations: Acts as a film-forming agent, moisturizer, or active ingredient carrier in advanced skincare products.
• Biomaterial Coating: Applied to medical devices to enhance biocompatibility and reduce immune response.
• Gene Delivery Vector: Investigated for use in non-viral gene therapy due to its ability to complex with nucleic acids.
• Enzyme Immobilization: Provides a stable matrix for immobilizing enzymes in biocatalytic processes.

Basic Information

Product Name	Glutamic Acid-Arginine-Alanine Polymer
CAS No.	113315-75-6
Molecular Formula	(C5H9NO4·C6H14N4O2·C3H7NO2)n
Molecular Weight	Polymer - Variable
Synonyms	Poly(Glu-Arg-Ala); (Glu-Arg-Ala)n; ERA Polymer; Poly(glutamic acid-arginine-alanine); Glutamic Acid/Arginine/Alanine Copolymer; Poly(ERA); L-Glutamic Acid, L-Arginine and L-Alanine Polymer; Amino Acid Terpolymer
EINECS	Contact for details

Quality Control

Our Glutamic Acid-Arginine-Alanine Polymer is manufactured under a quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Specifications are aligned with research and development grade requirements. A comprehensive Certificate of Analysis (COA) detailing assay, amino acid composition, molecular weight distribution, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C for long-term stability. This material is hygroscopic (moisture-sensitive). Allow the sealed container to reach room temperature before opening to prevent moisture condensation.

Specification

Item	Specification
Appearance	White to off-white powder or solid
Identification (IR)	Conforms to structure
Assay (Amino Acid Analysis)	≥ 95.0%
Amino Acid Molar Ratio (Glu:Arg:Ala)	As per customer requirement
Molecular Weight (Average)	Specified range (e.g., 5kDa - 50kDa)
Loss on Drying	≤ 5.0 %
Residue on Ignition	≤ 1.0 %
Heavy Metals (as Pb)	≤ 20 ppm
Bacterial Endotoxins	Contact for details

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.